Perhaps you should try some spelling variations:
chong cong » cong cong, thong cong, cuong cong
chieu tinh » trieu tinh, lieu tinh, chau tinh
doi chieu » doc hieu, doi chi, ho chieu
cua chong » cua cong, cua chung, cua khong
anh sang » lanh sang, anh bang, anh nang
anh dang » anh dong, anh dung, anh bang
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than cau » toan cau, phan cau, than cap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu tinh - ((anh sang) or (anh dang)) cua chong cong tac than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - ((anh sang) OR (anh dang)) cua chong cong tac than cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - ((anh sang) or (anh dang)) cua chong cong tac than cau*.